Re: non-existing interface problem
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On Friday, March 12, 2021 5:41 PM, David <bouncingcats@gmail.com> wrote:
> Hi, other people here know far more about networks than I do, but here's some
> starting suggestions:
>
> 1. Look or grep to see if there's anything relevant under /etc/udev/rules.d
root@gobook3:~# ls /etc/udev/rules.d/
root@gobook3:~#
Hmm. Kinda looks like nothing's there. If that's true, I may have problems a lot worse than a couple misbehaving interfaces.
> 2. Can you show the output of 'ip a'
root@sbox:~# ssh gb ip a
1: lo: <LOOPBACK,UP,LOWER_UP> mtu 65536 qdisc noqueue state UNKNOWN group default qlen 1000
link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00
inet 127.0.0.1/8 scope host lo
valid_lft forever preferred_lft forever
2: eth0: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc pfifo_fast state UP group default qlen 1000
link/ether 10:05:01:40:f4:43 brd ff:ff:ff:ff:ff:ff
inet 216.17.134.203/24 brd 216.17.134.255 scope global eth0
valid_lft forever preferred_lft forever
inet 10.200.184.3/24 brd 10.200.184.255 scope global eth0:1
valid_lft forever preferred_lft forever
3: eth1: <BROADCAST,MULTICAST> mtu 1500 qdisc noop state DOWN group default qlen 1000
link/ether 10:05:01:49:64:9d brd ff:ff:ff:ff:ff:ff
4: wwan0: <BROADCAST,MULTICAST,NOARP> mtu 1500 qdisc noop state DOWN group default qlen 1000
link/ether 92:3c:c5:6c:84:27 brd ff:ff:ff:ff:ff:ff
5: wlan0: <BROADCAST,MULTICAST> mtu 1500 qdisc noop state DOWN group default qlen 1000
link/ether f4:8c:50:17:bc:0e brd ff:ff:ff:ff:ff:ff
(I rebooted the machine, so the IP that ifconfig put on eth1 isn't there.)
> (ifconfig is deprecated)
I know it is, but it's still available, it works, and I know how to use it. And it (pretty much) does one thing, and does it (reasonably) well.
> 3. webmin probably isn't helping
It's not the first thing to go to, but it backs up a lot of what the CLI software says.
--
Glenn English
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